fix disabled button docs

docs/base-css.html

@@ -1273,8 +1273,8 @@ For example, <code>section</code> should be wrapped as inline.
       <h3>Disabled state</h3>
       <p>For disabled buttons, use <code>.btn-disabled</code> for links and <code>:disabled</code> for <code>&lt;button&gt;</code> elements.</p>
       <p>
-        <a href="#" class="btn btn-large btn-primary btn-disabled">Primary action</a>
-        <a href="#" class="btn btn-large btn-disabled">Action</a>
+        <a href="#" class="btn btn-large btn-primary disabled">Primary action</a>
+        <a href="#" class="btn btn-large disabled">Action</a>
       </p>
       <p>
         <button class="btn btn-large btn-primary disabled" disabled="disabled">Primary action</button>

docs/templates/pages/base-css.mustache

@@ -1197,8 +1197,8 @@
       <h3>{{_i}}Disabled state{{/i}}</h3>
       <p>{{_i}}For disabled buttons, use <code>.btn-disabled</code> for links and <code>:disabled</code> for <code>&lt;button&gt;</code> elements.{{/i}}</p>
       <p>
-        <a href="#" class="btn btn-large btn-primary btn-disabled">{{_i}}Primary action{{/i}}</a>
-        <a href="#" class="btn btn-large btn-disabled">{{_i}}Action{{/i}}</a>
+        <a href="#" class="btn btn-large btn-primary disabled">{{_i}}Primary action{{/i}}</a>
+        <a href="#" class="btn btn-large disabled">{{_i}}Action{{/i}}</a>
       </p>
       <p>
         <button class="btn btn-large btn-primary disabled" disabled="disabled">{{_i}}Primary action{{/i}}</button>